The temptation to quit will be the greatest when you are about to succeed

Procrastination is the thief of time and the enemy of success.

Hard work beats talent when talent doesn't work hard.

You can hire a tutor but you can't hire someone to practice for you.

Success can never happen without the journey (struggle).

Don't put off until tomorrow what you can do today. If today you have no time, it means tomorrow you'll be too tired and the next day you'll be something else.

Failure is not the opposite of success, it is part of the success.

Dreams don't work unless you do.

It is never too late to turn an unproductive day into a productive one.

No one starts out on top. You have to work your way up.

We learn more from failure than we do from success.

Start, struggle, fail, fix and learn. Repeat.

I think, therefore I am.

The master has failed more times than the beginner has even tried

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.